How do you get rid of oral ulcers?

Best way Laser: New diode lasers give an almost instantaneous relief. Best treatment i know of. Also can coat w/ tinture of benzoin. Difficult to handle but works. Old time remedy.

Tincture of time: The right approach depends on identifying the cause. For example, a traumatic ulcer may be due to an accidental bite injury, or due to friction against a sharp tooth, appliance, or prosthetic device, and elimination of the cause is curative. Canker sores are of unknown cause, and time alone will allow healing. There are other ulcerative mucous membrane diseases, and diagnosis is necessary for cure.

It depends: Systemic diseases have to be treated first maybe be steroids. Gi doctor , ophtamologist might need to do evaluation as well. Suspicious ulcers lasting more than two weeks should be biopsied to rule out oral cancer traumatic ulcers have to be checked and the source should be removed.